Home / 5,804.32-8,703.96-2,105.68

Finding the Fourth Proportional to 5,804.32, 8,703.96 and 2,105.68

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Solution

The fourth proportional to 5,804.32, 8,703.96 and 2,105.68 is: 3,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.32 : 8,703.96 = 2,105.68 : x
  2. Step 2: Convert to fraction form
    5,804.32/8,703.96 = 2,105.68/x
  3. Step 3: Cross multiply
    5,804.32x = 8,703.96 × 2,105.68
  4. Step 4: Simplify right side
    5,804.32x = 18,327,754.49
  5. Step 5: Solve for x
    x = 18,327,754.49/5,804.32
  6. Step 6: Final answer
    x = 3,157.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.